package cn.icyzx.filter;

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;
import cn.icyzx.util.StaticConstUtil;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @Author zk
 * @Date 2017/2/8.
 * @Email 2117251154@qq.com
 */
@Component
public class GlobalInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o) throws Exception {
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception {

        if (!(request.getHeader("x-requested-with") != null
                && request.getHeader("x-requested-with").equalsIgnoreCase("XMLHttpRequest"))) //排除是ajax请求

            modelAndView.addObject("server", StaticConstUtil.SERVER_NAME);
    }

    @Override
    public void afterCompletion(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) throws Exception {

    }
}
